80857390

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{1933}}^1$

素因数の和:2076

約数の個数: 32

約数和(自身を含む): 150387840

約数和(自身を除く): 69530450

約数列:

[1, 2, 5, 10, 47, 89, 94, 178, 235, 445, 470, 890, 1933, 3866, 4183, 8366, 9665, 19330, 20915, 41830, 90851, 172037, 181702, 344074, 454255, 860185, 908510, 1720370, 8085739, 16171478, 40428695, 80857390]

約数ペア:

[(1, 80857390), (2, 40428695), (5, 16171478), (10, 8085739), (47, 1720370), (89, 908510), (94, 860185), (178, 454255), (235, 344074), (445, 181702), (470, 172037), (890, 90851), (1933, 41830), (3866, 20915), (4183, 19330), (8366, 9665)]